Heavy thicknesses (3-inches or thicker) available at most Leeco Steel distribution centers. Available in standard grades:36, 50 and 50W. Available in high-performance grades:HPS 50W and HPS 70W. Dual ASTM and AASHTO spec certifications are available. Customers can specify A709 grades to meet Charpy test requirement for specific zones and climate.
ASTM Weathering Steel Specifications Central Steel ServiceASTM A709-50W is a standard specification for structural steel in bridges. ASTM A709-50W covers high strength, low allow steel structural shapes, plates and bars. The atmospheric corrosion resistance of this steel in most environments is substantially better than carbon steel with or without copper addition.
Carbon and low alloy steel plate is a steel with carbon content from about 0.05% up to 2.1% by weight. The term "carbon steel" may also be used in reference to steel which is not stainless steel; in this use carbon steel may include alloy steels.Carbon and Low-alloy High-strength Steel PlateCarbon and Low-alloy High-strength Steel Plate is Widely Used In Construction of Bridges, Riveted, Bolted, And Other Structural Elements Included Drilling Machine, Power Shovel, Electricity Drive Wheel Counter- Mine Trolley, Mineral Product Automobile, Excavator, Car Loader. A709Grade HPS70W; A709 Grade 100 A709Grade 100W; A709Grade HPS100W